Radio clock



FIG. 1 is a top plan view of a radio clock showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a top plan view thereof, with a lid thereof shown in a covered position;

FIG. 8 is a front elevational view thereof, with the lid thereof shown in a covered position; and,

FIG. 9 is a left side elevational view thereof, with the lid thereof shown in a covered position. 

The ornamental design for a radio clock, as shown and described. 